package edu.gatech.oad.antlab.person;

import java.util.Random;

/**
 *  A simple class for person 2
 *  returns their name and a
 *  modified string 
 *
 * @author Jung Gi Lee
 * @version 1.1
 */
public class Person2 {
    /** Holds the persons real name */
    private String name;
	 	/**
	 * The constructor, takes in the persons
	 * name
	 * @param pname the person's real name
	 */
    
	 public Person2(String pname) {
	   name = pname;
	 }
	/**
	 * This method should take the string
	 * input and return its characters in
	 * random order.
	 * given "gtg123b" it should return
	 * something like "g3tb1g2".
	 *
	 * @param input the string to be modified
	 * @return the modified string
	 */
	 private String calc(String input) {
		  
		  char[] inputChar = input.toCharArray();
		  Random rdn = new Random();
		  char temp;
		  int rdnIndex;	  
		  
		  for(int i=0; i<inputChar.length; i++)
		  {
			  rdnIndex = rdn.nextInt(inputChar.length);
			  temp = inputChar[i];
			  inputChar[i]=inputChar[rdnIndex];
			  inputChar[rdnIndex] = temp;		  		  
		  }
		  
		  input = new String(inputChar);
		  
		  return input;
		}
	/**
	 * Return a string rep of this object
	 * that varies with an input string
	 *
	 * @param input the varying string
	 * @return the string representing the 
	 *         object
	 */
	public String toString(String input) {
	  return name + calc(input);
	}
}
